超限應力 的英文怎麼說

中文拼音 [chāoxiànyīng]
超限應力 英文
overstressing
  • : Ⅰ動詞1 (越過; 高出) exceed; surpass; overtake 2 (在某個范圍以外; 不受限制) transcend; go beyo...
  • : Ⅰ名詞(指定的范圍; 限度) limit; bounds Ⅱ動詞(指定范圍, 不許超過) set a limit; limit; restrict
  • : 應動詞1 (回答) answer; respond to; echo 2 (滿足要求) comply with; grant 3 (順應; 適應) suit...
  • : Ⅰ名1 (力量; 能力) power; strength; ability; capacity 2 [物理學] (改變物體運動狀態的作用) forc...
  1. Abstract : based on the analysis of the main failures discovered in pavement on steel deck plate and the demanding service condition of the pavement on steel deck, high - temperature rutting test, low - temperature bending test and controlled stress flexural fatigue test are used to study the performance of asphalt mixtures modified by epoxy resin including high - temperature stability, low - temperature cracking - resistance, and fatigue cracking - resistance, which are served to evaluate the modification effect of epoxy resin of different contents. with the addition of epoxy resin, all the three performances are improved greatly. however, when the amount of epoxy resin added is over a certain value, the modification effect will be stable with no extra benefit detected. finally, in terms of the properties of the three respects, 20 ?, 30 ?, 30 ? are given separately as the proposal adding contents

    文摘:在分析鋼橋面鋪裝層主要病害和特殊工作環境的前提下,分別採用高溫車轍試驗、低溫小梁彎曲試驗和控制小梁彎拉疲勞試驗,研究了不同環氧樹脂摻量下的環氧樹脂改性瀝青混合料的高溫穩定性、低溫抗裂性和抗疲勞性能.試驗結果表明:環氧樹脂對這3個方面都有很大的改進效果,但改性效果和樹脂的添加量並不是一個無遞增的關系,當添加量過一定數值以後,改性的效果將趨于平穩.最後就高溫、低溫、疲勞3個方面分別提出環氧樹脂添加量為20 ? , 30 ? , 30 ?的建議值
  2. Based on the analysis of the main failures discovered in pavement on steel deck plate and the demanding service condition of the pavement on steel deck, high - temperature rutting test, low - temperature bending test and controlled stress flexural fatigue test are used to study the performance of asphalt mixtures modified by epoxy resin including high - temperature stability, low - temperature cracking - resistance, and fatigue cracking - resistance, which are served to evaluate the modification effect of epoxy resin of different contents. with the addition of epoxy resin, all the three performances are improved greatly. however, when the amount of epoxy resin added is over a certain value, the modification effect will be stable with no extra benefit detected. finally, in terms of the properties of the three respects, 20 ?, 30 ?, 30 ? are given separately as the proposal adding contents

    在分析鋼橋面鋪裝層主要病害和特殊工作環境的前提下,分別採用高溫車轍試驗、低溫小梁彎曲試驗和控制小梁彎拉疲勞試驗,研究了不同環氧樹脂摻量下的環氧樹脂改性瀝青混合料的高溫穩定性、低溫抗裂性和抗疲勞性能.試驗結果表明:環氧樹脂對這3個方面都有很大的改進效果,但改性效果和樹脂的添加量並不是一個無遞增的關系,當添加量過一定數值以後,改性的效果將趨于平穩.最後就高溫、低溫、疲勞3個方面分別提出環氧樹脂添加量為20 ? , 30 ? , 30 ?的建議值
  3. It is important to analyze the stresses and reinforcement design of spherical shell with transnormal nozzle because it is widely used in petroleum > chemicak nuclear electric and other industries. first of all, in order to explore and master the characteristic of stress distribution on this structure and to find reinforcement design which can accommodate to different instances, the stresses of a series of models with different t / t and r / r were analyzed by the finite element procedure - ansys

    首先,為了更進一步了解和掌握球殼標開孔平齊接管結構的分佈特點,並找到適用於不同情況下的補強設計方法,本文利用ansys有元分析計算程序對不同開孔率和不同厚度比的一系列球殼標開孔平齊接管結構進行了分析,得到了分佈曲線和集中系數曲線。
  4. Abstract : experimental researches on normal section ultimate fle xural strength of prestressed reverse - rib - slab with excessive steel bar were m ade, and according to chinese norm ( gbj10 - 89 ) and american norm ( aci ) in which s train harmony analysis method was adopted, its ultimate strength was calculated, these make us further realizse the ultimate flexural strength of prestressed r everse - rib - slab with excessive steel bar

    文摘:通過疊合結構中預筋倒肋薄板正截面極承載的試驗研究,分別採用規范gbj10 - 89中的受彎構件、偏心受壓構件的計算公式及美國aci規范中的變協調分析方法計算了極承載,從而更清楚地認識了配有高強鋼絲的筋倒肋板的極承載計算問題。
  5. Abstract : reviewed are five methods for the analysis of the penetration of jacked - in piles, namely, cavity expansion method, strain path method finite element method, slip line method and calibration model test. after analysis, it is pointed out that it is more rational to adopt sub - statical spatial axisy numerical formulas based on traditional plane - strain cavity expansion method in the analysis. after spatial closed - form solutions are obtained for soil movements, stresses and initial excessive pore pressures generated durihy pile penetration are found out. it is suggested that finite element analysis together with centrifugal model test be used in verifying the results

    文摘:在分析飽和粘土中靜壓樁的貫入機理的基礎上,對靜壓樁沉樁分析的圓孔擴張理論、變路徑法、有元分析、滑移線理論和模型槽試驗等五種方法逐一進行評述,並提出在傳統的平面圓孔擴張理論基礎上加以改進,採用準靜態空間軸對稱方程組對靜壓樁貫入過程進行模擬,從而得出土體位移、、初始孔壓的空間解析解,同時採用有元分析、模型槽試驗相互印證的研究方法
  6. Reliability assessment of xi - luo - du underground water - power plant : the results have been used by the cheng - du surveying, design and research institute for the preliminary design ; ( 2 ) the stress and strain analysis for the xiao - guan - zi sluice and its foundation : the report has been applied for the reinforcement of the foundation ; ( 3 ) the thermal control procedure for the no. 7 - 14 power plant dam segments of the three gorge project : the research report provides the effective and efficient methods for the controlling of the temperature field in the mass concrete structure ; ( 4 ) the software system development for the long - term monitoring for dikes : the software can automatically give the results of the seepage field and the probability of soil piping of dikes and underground ; ( 5 ) reliability assessment of xiang - jia - ba underground water - power plant : the results have been used by the zhong - nan surveying, design and research institute for the preliminary design ; ( 6 ) fatigue reliability estimation of shipping berthing pillar : the results give the optimized design scheme and prediction of the structural age ; ( 7 ) 3 - d static and dynamic stochastic finite element analysis for the strength, stability and thermal control problem for xi - luo - du project

    溪洛渡水電站大型地下洞室群圍巖穩定的安全可靠性分析:被成都勘測設計研究院用於比選報告及可行性論證中; ( 2 )小關子水電站攔河閘壩及地基的變分析:被成都勘測設計研究院用於地基加固處理方案; ( 3 )三峽廠房7 # - 14 #壩段溫控並縫措施研究:為廠房壩段並縫方案的可行性提供了依據; ( 4 )堤防工程體系的長期監控預報預警決策系統開發:為監控、預測預報堤防滲漏管涌破壞提供分析軟體; ( 5 )向家壩地下洞室群圍巖穩定的安全可靠性分析:被中南勘測設計研究院用於初步設計方案中; ( 6 )靠船墩的疲勞可靠度研究:為廣東航運規劃設計院的靠船墩優化設計和加固提供依據; ( 7 )溪洛渡高拱壩壩體壩基(壩肩)強度和穩定的三維靜動隨機有元分析及可靠度計算:為溪洛渡重大工程壩體的靜動安全穩定性及溫控方案提供依據。
  7. The conclusion of reappearing analysis is that crane bridge be used as usual because main weld maximum stress of upper cover plate of main beam lower than yield limit though it higher than permissible stress. inner stress of secondary beam was over ultimate strength, and deforming is ultra big. so it was unfit for produce and secondary beam must be changed

    再現分析得出的主要結論為:橋架的主樑上蓋板主焊縫的最大過了許用,但小於屈服極,可以繼續投入使用;副梁內部的遠遠過了強度極,變形特別嚴重,不能滿足生產要求,因此更換新的副梁;端梁內部的過了屈服極,小於強度極,在較大的位置焊接補強板;投入使用后,要對整個橋架進行定期檢查。
  8. Non linear static & dynamic finite element procedure is adopted for the true emulation of the four typical geologic profiles of the dam, and imitates to compute the each stage deformation and stress distribution from the dam fill to full water run and during the 7 degree seismic intensity, the article also imitates to compute the response to earthquake force, the excess vibration pore water pressure distribution and permanent deformation, predicting the occurrence possibility of the crac ^ plastic zone and earthquake liquefaction

    採用非線性靜、動元分析程序對圍壩的4個典型剖面進行了靜、動模擬模擬,模擬計算了壩體自填築至蓄水運行和發生7地震各階段壩體及壩基的變形以及分佈,地震和地震引起的靜振動孔隙水壓分佈以及永久變形。判斷了壩體和壩基中出現裂縫、塑性區以及地震液化的可能性。
  9. Based on the consolidation mechanism analysis of the warping clay under osmotic pressure, a finite strain osmotic pressure consolidation equation, of which the excess pore - pressure or void ratio was selected as dependent variable, was derived

    首先,通過分析滲壓作用下的淤填粘土的固結機理,推導出以孔隙水壓,孔隙比為控制變量的有變滲壓固結微分方程。
  10. The stress of slag rests with the structure, physical characteristic, and heat transfer status of slag. taking no. 1 boiler of beilun thermal power plant as example, the walltube thermal stress and the destroying impact on slag are researched

    得出鍋爐大范圍變負荷運行時熱能夠過渣的強度極引起渣結構破壞的結論,渣層的熱主要取決于渣的結構、物理特性和傳熱狀態。
  11. In the paper, static and dynamic triaxial tests were conducted on fiy ash at shanmenxia longgou ash dam, and the static and dynamic parameters of fly ash were obtained. thirdly the 2 dimensions static analysis of the ash dam was conducted based on biot ' s consolidation theory and duncan ' s nonlinear stress - strain model. finally the plane dynamic behaviors of the ash dam during earthquake of intensity 7 were analyzed based on the exponent function model of excess pore water pressure aroused by earthquake, which is put forward in the paper, and equivalent visco - elastic dynamic fem model and principle of effective stress

    本文結合實際工程,對三門峽火電廠龍溝灰壩的築壩粉煤灰進行了靜、動三軸試驗,確定了該壩粉煤灰的靜動學指標;然後根據比奧( biot )固結有效原理,採用鄧肯( duncan )非線性變模型,對該灰壩的二維靜和變形狀態進行了分析;最後利用本文提出的地震靜孔壓指數函數模型,採用等價粘彈性動元方法,對該灰壩在地震作用下的動穩定性進行了分析評述。
  12. Since high tc superconducting ( hts ) tapes for practical applications became commercially available over the past few years, the development of superconducting power technology has achieved significant progress. it is foreseen that superconducting technology will be the prevailing high technology of the 21st century, and that superconducting power equipment will be commercialized soon, enjoying a large - scale worldwide market before 2010. china ' s economy is expanding fast, and the demand for electricity is increasing quickly. at the same time, higher electricity quality will be required. traditional power technology will no longer be able to satisfy future requirements, so superconducting power technology would be the best solution, leading a revolution in the power industry. the history, present status and prospects of superconducting power technology as well as the economic benefits and basic physics problems involved are reviewed

    人們認為,導體在電方面出現大規模用的時間距離我們還非常遙遠.然而,隨著最近幾年來實用高溫導材料的研製取得重大的進展,高溫導電技術的用已經成為現實,預期將在2010年左右出現大規模的用,並將帶來電工業的革命.因此,下一個10年將是國際導技術競爭最關鍵的10年.我國的經濟發展很快,電能需求量增加十分迅速,對電能質量的要求也越來越高.常規電技術已經無法滿足我國電發展的需要,導電技術是實現我國電發展目標的必由之路.文章有代表性地介紹了導電纜、流器、導磁儲能系統、導變壓器和導旋轉電機等的基本工作原理及研究發展歷史,並著重介紹高溫導電用研究的現狀、用前景、經濟可行性及基本物理問題
  13. According to the geological conditions of baise project, erosive bands and joint fissures, f6 fault and grout curtain are fully simulated to establish 3d numerical model of the dam and its foundation. 3d non - linear fem is used to analyze the stress and strain and to appraise the operation state of both the dam and it ' s foundation under different operation conditions. by overloading the upstream water level and reducing rock strength parameter, the dam foundation ' s degradation process is simulated and the damage pattern and paths are determined, and finally the safety factor is determined

    2 、根據百色的地形地質條件,充分模擬了蝕變帶、節理裂隙、 f6斷層、灌漿帷幕等,較為真實地建立了壩體與地基相互作用的整體三維數值模型;採用有元法對壩體及壩基在不同工況下的變狀態開展分析,評價各工況下壩基的運行狀態;而後採用載法和綜合法對大壩穩定性進行分析,模擬壩基的漸進性破壞過程,從而得到壩基在載和強度下降過程中的破壞模式和破壞發展路徑,最終確定壩基載安全系數和綜合安全系數。
  14. As one of the most potential experimental stress measurement, ultrasonic technique was widely developed and applied in recent years. limited by their own characters, bulk wave and surface wave in ultrasonic frequency are difficult to be used to measure the internal tangent stress condition from the surface of medium. in many occasions, they will not be able to evaluate the working condition of mechanical components effectively

    聲波技術作為最有潛的實驗測量技術之一,近年來得到了廣泛的發展和用,然而聲體波與表面波由於其自身的制性,均無法從表面測量內部的切向狀況,在許多場合下無法有效進行機械構件工作狀態的評估。
  15. Several non - linear phenomena are also analyzed. by using uncoupled thermal - structure analyzing method, with the consideration the additional stiffness caused by thermal stress, the finite element model for thermal - vibration analysis is obtained and two typical hypersonic wing structures are computed

    運用非耦合熱-結構分析方法,考慮熱引起的附加剛度,得到熱環境下的結構分析的有元模型,並計算了兩種典型結構的高音速翼面熱結構。
  16. Finally, a non - linear finite element method on the basis of the classical plastic theory was introduced to analyze the distribution of residual stress field in the filament winding layers and metal liner after the autofrettage process

    採用經典塑性理論為基礎的非線性有元方法,預測了預壓工藝后容器復合材料纏繞層和金屬內襯內殘余場的分佈。
  17. With the help of this program, this paper does research on the moved backwards of the slide surface, lengthening the anchor section, the soil nail ' s total force, gets conclusion about relations between the soil nail ' s length and the slope ' s grade, height, soil ' s mechanical parameter ; relations between soil nail ' s total force and coulomb soil pressure. with the help of the large multiuse finite element program ansys, this paper analyzes the soil nailing in one - step ' s slopes, in two - steps " slopes, puts the emphasis on the axis force ' s distributing along the soil nail at each rows, the effect of both the excavating mode and the original slope figure to the axis force of the soil nail, the one another effect between the upper - step slope and the nether - step slope in the soil nail ' s axis force, gets conclusion about the design of soil nail at the first low, different slope body is the same with different excavating mode, the original slope figure has more effect to some than others because of the slope body, the reasonably design of the step width in two - steps slopes, the two - steps excavating and retaining has more virtue than the one - step ' s. through soil pressure analysis this paper does research on the differences and the links between the coulomb soil pressure theory and the rankin ' s, the vertical pressure at the slope surface when the slope surface is inclined and the retaining wall is rough, the soil pressure ' s distributing behind the panel, gets conclusion about the effect of both the slope body inner stability and the slope surface local stability to the soil pressure

    通過分析比較,論證了對數螺旋線型比圓弧形作為邊坡的假設滑裂面具有較多的工程優點,並為此編制了一個採用極平衡法分析土釘支護的fortran語言程序,以此作工具對滑裂面的后移、土釘錨固段的長、土釘總的大小等方面作了研究,得出了有關土釘的長度與邊坡的坡角、坡高、土體學參數的關系、土釘總與庫侖土壓間的關系等結論;採用大型通用有元數值分析程序ansys分別對採用土釘支護的一階邊坡、二階邊坡進行分析,重點是研究各排土釘的軸分佈規律、開挖方式及原始邊坡形態對土釘的軸的影響、上下階邊坡在土釘軸方面的相互作用,得出了有關第一排土釘的設計問題、不同類型的土體適用於特定的開挖方式、原始開挖出的邊坡形態對一些類型坡體的邊坡土釘支護有較大的影響而對另外一些影響不大、二階邊坡臺階寬度的合理確定、二階開挖及支護比一階時具有較多的工程優點等結論;通過土壓分析對朗肯、庫侖兩種經典土壓理論的區別與聯系、坡面傾斜及墻背有摩擦時的坡面豎向分佈、面板背土壓的分佈形態作了研究,得出了邊坡支擋土壓受坡體內部穩定與坡面局部穩定兩個方面的影響、土釘支護面板背土體中卸荷拱的存在對面板受有利等結論。
  18. Using ansys to define design variable, determine design object and restrict constraint upper limit to optimize design. we find that the maximal stress value in road wheel approaches its breaking point

    接著ansys中定義設計變量(分別為輪輞和輪輻的厚度) ,確定設計目標(使車輪重量最小) ,因最大過鋁合金材料的許用,進行優化設計。
  19. 3 the analysis of temperature effect of super - length tall buildings finite element analysis method is applied in temperature stress calculating problems of super - length tall buildings to make the integral temperature stress analysis in order to overcome the shortages of considerable errors resulted from the simplified hand - made calculating method in the past, and the lacks of structural integrality coming from the local calculations of each component and the other problems similarly involved

    三溫度對于長高層結構影響的整體分析運用有元方法計算長高層建築結構的溫度,對長高層建築結構進行整體溫度效分析,發揮了有元方法計算能強、精度高、適用范圍廣的特點,克服了簡化手算方法誤差較大、構件局部計算缺乏結構整體性等不足。
  20. A model test was designed to simulate the consolidation process of warping soil, the validity of theoretical equation and the solution methods presented in this study. actual measurements for excess pore - pressure, void ratio and settlement - time curves all showed good agreement with the corresponding computed values

    將理論計算的孔隙水壓、孔隙比、沉降-時間曲線和根據實測數據計算的這些量進行比較分析,說明文中建立的滲壓作用下的有變固結理論模型及求解方法的合理性。
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